IPC Subgroup
F17D 1/2 Arrangements or systems of devices for influencing or altering dynamic characteristics of the systems, e.g. for damping pulsations caused by opening or closing of valves
Introduced: July 1974
Last revised: January 2006
Full Title
Pipe-line systems > Arrangements or systems of devices for influencing or altering dynamic characteristics of the systems, e.g. for damping pulsations caused by opening or closing of valves
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- STORING OR DISTRIBUTING GASES OR LIQUIDS
- Subclass:
- PIPE-LINE SYSTEMS; PIPE-LINES